diff --git a/.changeset/pre.json b/.changeset/pre.json
index 6847e2a31360..5304ccbb0ca5 100644
--- a/.changeset/pre.json
+++ b/.changeset/pre.json
@@ -2,43 +2,43 @@
   "mode": "pre",
   "tag": "rc",
   "initialVersions": {
-    "@solana/accounts": "2.0.0-preview.4",
-    "@solana/addresses": "2.0.0-preview.4",
-    "@solana/assertions": "2.0.0-preview.4",
-    "@solana/codecs": "2.0.0-preview.4",
-    "@solana/codecs-core": "2.0.0-preview.4",
-    "@solana/codecs-data-structures": "2.0.0-preview.4",
-    "@solana/codecs-numbers": "2.0.0-preview.4",
-    "@solana/codecs-strings": "2.0.0-preview.4",
-    "@solana/compat": "2.0.0-preview.4",
-    "@solana/errors": "2.0.0-preview.4",
-    "@solana/fast-stable-stringify": "2.0.0-preview.4",
-    "@solana/functional": "2.0.0-preview.4",
-    "@solana/instructions": "2.0.0-preview.4",
-    "@solana/keys": "2.0.0-preview.4",
-    "@solana/web3.js": "2.0.0-preview.4",
-    "@solana/options": "2.0.0-preview.4",
-    "@solana/programs": "2.0.0-preview.4",
-    "@solana/react": "2.0.0-preview.4",
-    "@solana/rpc": "2.0.0-preview.4",
-    "@solana/rpc-api": "2.0.0-preview.4",
-    "@solana/rpc-graphql": "2.0.0-preview.4",
-    "@solana/rpc-parsed-types": "2.0.0-preview.4",
-    "@solana/rpc-spec": "2.0.0-preview.4",
-    "@solana/rpc-spec-types": "2.0.0-preview.4",
-    "@solana/rpc-subscriptions": "2.0.0-preview.4",
-    "@solana/rpc-subscriptions-api": "2.0.0-preview.4",
-    "@solana/rpc-subscriptions-spec": "2.0.0-preview.4",
-    "@solana/rpc-subscriptions-transport-websocket": "2.0.0-preview.4",
-    "@solana/rpc-transformers": "2.0.0-preview.4",
-    "@solana/rpc-transport-http": "2.0.0-preview.4",
-    "@solana/rpc-types": "2.0.0-preview.4",
-    "@solana/signers": "2.0.0-preview.4",
-    "@solana/sysvars": "2.0.0-preview.4",
-    "@solana/transaction-confirmation": "2.0.0-preview.4",
-    "@solana/transaction-messages": "2.0.0-preview.4",
-    "@solana/transactions": "2.0.0-preview.4",
-    "@solana/webcrypto-ed25519-polyfill": "2.0.0-preview.4",
+    "@solana/accounts": "2.0.0-rc",
+    "@solana/addresses": "2.0.0-rc",
+    "@solana/assertions": "2.0.0-rc",
+    "@solana/codecs": "2.0.0-rc",
+    "@solana/codecs-core": "2.0.0-rc",
+    "@solana/codecs-data-structures": "2.0.0-rc",
+    "@solana/codecs-numbers": "2.0.0-rc",
+    "@solana/codecs-strings": "2.0.0-rc",
+    "@solana/compat": "2.0.0-rc",
+    "@solana/errors": "2.0.0-rc",
+    "@solana/fast-stable-stringify": "2.0.0-rc",
+    "@solana/functional": "2.0.0-rc",
+    "@solana/instructions": "2.0.0-rc",
+    "@solana/keys": "2.0.0-rc",
+    "@solana/web3.js": "2.0.0-rc",
+    "@solana/options": "2.0.0-rc",
+    "@solana/programs": "2.0.0-rc",
+    "@solana/react": "2.0.0-rc",
+    "@solana/rpc": "2.0.0-rc",
+    "@solana/rpc-api": "2.0.0-rc",
+    "@solana/rpc-graphql": "2.0.0-rc",
+    "@solana/rpc-parsed-types": "2.0.0-rc",
+    "@solana/rpc-spec": "2.0.0-rc",
+    "@solana/rpc-spec-types": "2.0.0-rc",
+    "@solana/rpc-subscriptions": "2.0.0-rc",
+    "@solana/rpc-subscriptions-api": "2.0.0-rc",
+    "@solana/rpc-subscriptions-spec": "2.0.0-rc",
+    "@solana/rpc-subscriptions-transport-websocket": "2.0.0-rc",
+    "@solana/rpc-transformers": "2.0.0-rc",
+    "@solana/rpc-transport-http": "2.0.0-rc",
+    "@solana/rpc-types": "2.0.0-rc",
+    "@solana/signers": "2.0.0-rc",
+    "@solana/sysvars": "2.0.0-rc",
+    "@solana/transaction-confirmation": "2.0.0-rc",
+    "@solana/transaction-messages": "2.0.0-rc",
+    "@solana/transactions": "2.0.0-rc",
+    "@solana/webcrypto-ed25519-polyfill": "2.0.0-rc",
     "@solana/build-scripts": "0.0.0",
     "@solana/crypto-impl": "0.0.0",
     "@solana/test-config": "0.0.0",
diff --git a/packages/accounts/package.json b/packages/accounts/package.json
index 41ee4e44bf81..50f5ba6c4326 100644
--- a/packages/accounts/package.json
+++ b/packages/accounts/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/accounts",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for representing, fetching and decoding Solana accounts",
     "exports": {
         "browser": {
diff --git a/packages/addresses/package.json b/packages/addresses/package.json
index 8ecb19601bd9..2b5b2fa16203 100644
--- a/packages/addresses/package.json
+++ b/packages/addresses/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/addresses",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for generating account addresses",
     "exports": {
         "browser": {
diff --git a/packages/assertions/package.json b/packages/assertions/package.json
index 8beedee9d588..d2ecd49bd9c2 100644
--- a/packages/assertions/package.json
+++ b/packages/assertions/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/assertions",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for asserting that a JavaScript environment supports certain features necessary for the operation of the Solana JavaScript SDK",
     "exports": {
         "browser": {
diff --git a/packages/codecs-core/package.json b/packages/codecs-core/package.json
index ed0345f59240..c3d18e88d2b0 100644
--- a/packages/codecs-core/package.json
+++ b/packages/codecs-core/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/codecs-core",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Core types and helpers for encoding and decoding byte arrays on Solana",
     "exports": {
         "browser": {
diff --git a/packages/codecs-data-structures/package.json b/packages/codecs-data-structures/package.json
index 452c8dd2c089..14370cd118d3 100644
--- a/packages/codecs-data-structures/package.json
+++ b/packages/codecs-data-structures/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/codecs-data-structures",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Codecs for various data structures",
     "exports": {
         "browser": {
diff --git a/packages/codecs-numbers/package.json b/packages/codecs-numbers/package.json
index b5014ee649ff..f3f721b58d9f 100644
--- a/packages/codecs-numbers/package.json
+++ b/packages/codecs-numbers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/codecs-numbers",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Codecs for numbers of different sizes and endianness",
     "exports": {
         "browser": {
diff --git a/packages/codecs-strings/package.json b/packages/codecs-strings/package.json
index 7501bdd5d6fb..ca3968475216 100644
--- a/packages/codecs-strings/package.json
+++ b/packages/codecs-strings/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/codecs-strings",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Codecs for strings of different sizes and encodings",
     "exports": {
         "browser": {
diff --git a/packages/codecs/package.json b/packages/codecs/package.json
index 488123dfe793..80425c52e67a 100644
--- a/packages/codecs/package.json
+++ b/packages/codecs/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/codecs",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A library for encoding and decoding any data structure",
     "exports": {
         "browser": {
diff --git a/packages/compat/package.json b/packages/compat/package.json
index 8cc6cbae3f9a..09f5b36ed258 100644
--- a/packages/compat/package.json
+++ b/packages/compat/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/compat",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for converting from legacy web3js classes",
     "exports": {
         "browser": {
diff --git a/packages/errors/package.json b/packages/errors/package.json
index 0a34593ffe63..d16bca8578cf 100644
--- a/packages/errors/package.json
+++ b/packages/errors/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/errors",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Throw, identify, and decode Solana JavaScript errors",
     "exports": {
         "browser": {
diff --git a/packages/fast-stable-stringify/package.json b/packages/fast-stable-stringify/package.json
index 1f8d427f5c0a..20336857a692 100644
--- a/packages/fast-stable-stringify/package.json
+++ b/packages/fast-stable-stringify/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/fast-stable-stringify",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Deterministic stringification for when performance and bundle size matters",
     "exports": {
         "browser": {
diff --git a/packages/functional/package.json b/packages/functional/package.json
index 14d85e5123a5..5f9b64beb9cd 100644
--- a/packages/functional/package.json
+++ b/packages/functional/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/functional",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Functional JavaScript helpers",
     "exports": {
         "browser": {
diff --git a/packages/instructions/package.json b/packages/instructions/package.json
index d81eee03e3af..5b8eb4c28d72 100644
--- a/packages/instructions/package.json
+++ b/packages/instructions/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/instructions",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for creating transaction instructions",
     "exports": {
         "browser": {
diff --git a/packages/keys/package.json b/packages/keys/package.json
index ba02dba576e4..5410a7fd0140 100644
--- a/packages/keys/package.json
+++ b/packages/keys/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/keys",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for generating and transforming key material",
     "exports": {
         "browser": {
diff --git a/packages/library/package.json b/packages/library/package.json
index 31df7087c909..1ee7ee32af84 100644
--- a/packages/library/package.json
+++ b/packages/library/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/web3.js",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Solana Javascript API",
     "exports": {
         "browser": {
diff --git a/packages/options/package.json b/packages/options/package.json
index 147d74905c7a..5ead2687f5fd 100644
--- a/packages/options/package.json
+++ b/packages/options/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/options",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Managing and serializing Rust-like Option types in JavaScript",
     "exports": {
         "browser": {
diff --git a/packages/programs/package.json b/packages/programs/package.json
index a29556480d4d..5f9591490e9d 100644
--- a/packages/programs/package.json
+++ b/packages/programs/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/programs",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for defining programs and resolving program errors",
     "exports": {
         "browser": {
diff --git a/packages/react/package.json b/packages/react/package.json
index 7ff760f6bf7e..b0bd783abb0d 100644
--- a/packages/react/package.json
+++ b/packages/react/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/react",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "React hooks for building Solana apps",
     "exports": {
         "browser": {
diff --git a/packages/rpc-api/package.json b/packages/rpc-api/package.json
index f749146fdfec..12993e65e5f4 100644
--- a/packages/rpc-api/package.json
+++ b/packages/rpc-api/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-api",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Defines all default Solana RPC methods as types",
     "exports": {
         "browser": {
diff --git a/packages/rpc-graphql/package.json b/packages/rpc-graphql/package.json
index f8037aefc86b..4bd4d9ff6bbf 100644
--- a/packages/rpc-graphql/package.json
+++ b/packages/rpc-graphql/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-graphql",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A library for resolving GraphQl query calls to the Solana JSON RPC API",
     "exports": {
         "browser": {
diff --git a/packages/rpc-parsed-types/package.json b/packages/rpc-parsed-types/package.json
index 59b2bf013651..fb6f7c2a85d1 100644
--- a/packages/rpc-parsed-types/package.json
+++ b/packages/rpc-parsed-types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-parsed-types",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Type definitions for parsed types used in the Solana RPC",
     "exports": {
         "browser": {
diff --git a/packages/rpc-spec-types/package.json b/packages/rpc-spec-types/package.json
index 08857c8f3348..200540513e80 100644
--- a/packages/rpc-spec-types/package.json
+++ b/packages/rpc-spec-types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-spec-types",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Shared generic JSON RPC specifications",
     "exports": {
         "browser": {
diff --git a/packages/rpc-spec/package.json b/packages/rpc-spec/package.json
index 724fd3cf26f4..1c88ed51e14e 100644
--- a/packages/rpc-spec/package.json
+++ b/packages/rpc-spec/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-spec",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A generic implementation of JSON RPCs using proxies",
     "exports": {
         "browser": {
diff --git a/packages/rpc-subscriptions-api/package.json b/packages/rpc-subscriptions-api/package.json
index 0010698f89ef..ca935968a107 100644
--- a/packages/rpc-subscriptions-api/package.json
+++ b/packages/rpc-subscriptions-api/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-subscriptions-api",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Defines all default Solana RPC subscriptions as types",
     "exports": {
         "browser": {
diff --git a/packages/rpc-subscriptions-spec/package.json b/packages/rpc-subscriptions-spec/package.json
index efb174e6264e..b350234829a8 100644
--- a/packages/rpc-subscriptions-spec/package.json
+++ b/packages/rpc-subscriptions-spec/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-subscriptions-spec",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A generic implementation of JSON RPC Subscriptions using proxies",
     "exports": {
         "browser": {
diff --git a/packages/rpc-subscriptions-transport-websocket/package.json b/packages/rpc-subscriptions-transport-websocket/package.json
index 268682fefa5a..f8ed61fd6092 100644
--- a/packages/rpc-subscriptions-transport-websocket/package.json
+++ b/packages/rpc-subscriptions-transport-websocket/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-subscriptions-transport-websocket",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "An RPC Subscriptions transport that uses WebSockets",
     "exports": {
         "browser": {
diff --git a/packages/rpc-subscriptions/package.json b/packages/rpc-subscriptions/package.json
index d9e88af2300d..665a2d5ab20d 100644
--- a/packages/rpc-subscriptions/package.json
+++ b/packages/rpc-subscriptions/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-subscriptions",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A library for subscribing to Solana RPC notifications",
     "exports": {
         "browser": {
diff --git a/packages/rpc-transformers/package.json b/packages/rpc-transformers/package.json
index d8e523dd319c..c03673bb3109 100644
--- a/packages/rpc-transformers/package.json
+++ b/packages/rpc-transformers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-transformers",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Reusable transformers for patching RPC inputs and outputs",
     "exports": {
         "browser": {
diff --git a/packages/rpc-transport-http/package.json b/packages/rpc-transport-http/package.json
index 678ad1af8dd9..358b897b0c8e 100644
--- a/packages/rpc-transport-http/package.json
+++ b/packages/rpc-transport-http/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-transport-http",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "An RPC transport that uses HTTP requests",
     "exports": {
         "browser": {
diff --git a/packages/rpc-types/package.json b/packages/rpc-types/package.json
index b8f4f06fa991..456aeac95f1f 100644
--- a/packages/rpc-types/package.json
+++ b/packages/rpc-types/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc-types",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Type definitions for values used in the Solana RPC, and helper functions for working with them",
     "exports": {
         "browser": {
diff --git a/packages/rpc/package.json b/packages/rpc/package.json
index dcb80c5d85ad..f5e503021546 100644
--- a/packages/rpc/package.json
+++ b/packages/rpc/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/rpc",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A library for sending JSON RPC requests to Solana RPCs",
     "exports": {
         "browser": {
diff --git a/packages/signers/package.json b/packages/signers/package.json
index 205421e446c8..c210ff2c94e7 100644
--- a/packages/signers/package.json
+++ b/packages/signers/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/signers",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "An abstraction layer over signing messages and transactions in Solana",
     "exports": {
         "browser": {
diff --git a/packages/sysvars/package.json b/packages/sysvars/package.json
index e6e0b7a30e21..ac9715271e52 100644
--- a/packages/sysvars/package.json
+++ b/packages/sysvars/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/sysvars",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "An abstraction layer over signing messages and transactions in Solana",
     "exports": {
         "browser": {
diff --git a/packages/transaction-confirmation/package.json b/packages/transaction-confirmation/package.json
index ce93eae0d0bb..dfbb5541342b 100644
--- a/packages/transaction-confirmation/package.json
+++ b/packages/transaction-confirmation/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/transaction-confirmation",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for confirming Solana transactions",
     "exports": {
         "browser": {
diff --git a/packages/transaction-messages/package.json b/packages/transaction-messages/package.json
index 7e0df95bd655..430e712c3a7b 100644
--- a/packages/transaction-messages/package.json
+++ b/packages/transaction-messages/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/transaction-messages",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for creating transaction messages",
     "exports": {
         "browser": {
diff --git a/packages/transactions/package.json b/packages/transactions/package.json
index 53adf5b54d45..c740ca240698 100644
--- a/packages/transactions/package.json
+++ b/packages/transactions/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/transactions",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "Helpers for creating and serializing transactions",
     "exports": {
         "browser": {
diff --git a/packages/webcrypto-ed25519-polyfill/package.json b/packages/webcrypto-ed25519-polyfill/package.json
index 3fea7adbd546..b0c6df0db2a5 100644
--- a/packages/webcrypto-ed25519-polyfill/package.json
+++ b/packages/webcrypto-ed25519-polyfill/package.json
@@ -1,6 +1,6 @@
 {
     "name": "@solana/webcrypto-ed25519-polyfill",
-    "version": "2.0.0-preview.4",
+    "version": "2.0.0-rc",
     "description": "A polyfill that adds Ed25519 key manipulation capabilities to `SubtleCrypto` in environments where it is not yet supported",
     "exports": {
         "browser": {